QKZ GJES 6-in-1 In-Ear Earphone Silicone Ear Caps(Black Red)

1. Made of environmentally friendly silicone material2. Good elasticity, strong toughness, can form a closed environment with the ear canal to reduce sound leakage3. Fit the ear design, no pain in the ear4. 4.5-5mm diameter is universal, compatible with most earphones on the market5. Specifications: 6 (2 large, medium and small)6. Large: 13mm; Medium: 12mm; Small: 11mm7. Hole diameter: 4.5mm